Figure 2.
Distribution of urea in urine and renal tissue in rats on high-protein (solid triangles) and low-protein, high salt diet (open circles). U/P, urine-to-plasma ratio; t/P, tissue-to-plasma ratio (Truniger & Schmidt-Nielsen 1964).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.